Description
Elasticsearch versions 7.0.0-7.3.2 and 6.7.0-6.8.3 contain a username disclosure flaw was found in the API Key service. An unauthenticated attacker could send a specially crafted request and determine if a username exists in the Elasticsearch native realm.
References (3)
Core 3
Core References
Vendor Advisory x_refsource_confirm
https://www.elastic.co/community/security
Vendor Advisory x_refsource_confirm
https://discuss.elastic.co/t/elastic-stack-6-8-4-security-update/204908
Vendor Advisory x_refsource_confirm
https://discuss.elastic.co/t/elastic-stack-7-4-0-security-update/201831
Scores
CVSS v3
5.3
EPSS
0.0240
EPSS Percentile
85.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Details
CWE
CWE-200
Status
published
Products (2)
elastic/elasticsearch
6.7.0 - 6.8.3
org.elasticsearch/elasticsearch
6.7.0 - 6.8.4Maven
Published
Oct 30, 2019
Tracked Since
Feb 18, 2026